Pith Number

pith:VPBY3ASY

pith:2019:VPBY3ASYDSO46W7YSOTYAIDLX7

not attested not anchored not stored refs pending

On $\mathcal{B}$-Open Sets

Layth M. Alabdulsada

arxiv:1905.00513 v1 · 2019-05-01 · math.GN

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPBY3ASYDSO46W7YSOTYAIDLX7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:47:11.671974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abc38d82581c9dcf5bf893a780206bbfc0b1bb6764206441095afb4f11e4e36b

Aliases

arxiv: 1905.00513 · arxiv_version: 1905.00513v1 · doi: 10.48550/arxiv.1905.00513 · pith_short_12: VPBY3ASYDSO4 · pith_short_16: VPBY3ASYDSO46W7Y · pith_short_8: VPBY3ASY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VPBY3ASYDSO46W7YSOTYAIDLX7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: abc38d82581c9dcf5bf893a780206bbfc0b1bb6764206441095afb4f11e4e36b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32e74a3f910bd113e094c7069718c89a97b4d305d98204676b15fd624cc0203a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2019-05-01T21:54:09Z",
    "title_canon_sha256": "5b1abdd75a8f1306cb29466997ced281591e6cae4e716cb38409d3d8573a85b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00513",
    "kind": "arxiv",
    "version": 1
  }
}